Answer:
it seems as if buddhism was spread all over Asia. Only men are present and they all have bald heads and this might represent purity as their bodies appear to be hairless. The buddha statue shows a buddha with something on his head. That is striking as they are usually seen as bald headed men in cloth rather than with jewellery or hair adorning their bodies.
My predictions: Buddism represents purity of ones mind body and soul. only men can be a part of buddhism
Question: What is the central belief of buddhism?
I would say that it is the fertile soil, the question seems incomplete though
I can answer the second part the men that controlled them paid very little lots of work hours and no vacations so they made a lot of money while the people made very little